Polar M400 vs. Fitbit Alta vs. Garmin 645 Music vs. Garmin Chronos vs. Misfit Flash Cyclist Edition

 
M400
Alta
645 Music
Chronos
Flash Cyclist Edition
 PolarM400Remove Buy NowFitbitAltaRemove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowMisfitFlash Cyclist EditionRemove Buy Now

Basic Info

Suggested Price$200$130$450$1500$50
Release20142016201820182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days5 days7 days8 days6 months
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/an/a240 x 240218 x 218NA
Sizen/an/a1.2 inches1.2 inchesNA
Touchn/aNA
Typen/aOLEDMIPMIPNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMn/a5 ATM10 ATM3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWear OSNA
Apps
Music

All Wearables